Home / 1,848,744,557.20-2,546,979,671.40-1,290,944,083.60

Finding the Fourth Proportional to 1,848,744,557.20, 2,546,979,671.40 and 1,290,944,083.60

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Solution

The fourth proportional to 1,848,744,557.20, 2,546,979,671.40 and 1,290,944,083.60 is: 1,778,508,731.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848,744,557.20 : 2,546,979,671.40 = 1,290,944,083.60 : x
  2. Step 2: Convert to fraction form
    1,848,744,557.20/2,546,979,671.40 = 1,290,944,083.60/x
  3. Step 3: Cross multiply
    1,848,744,557.20x = 2,546,979,671.40 × 1,290,944,083.60
  4. Step 4: Simplify right side
    1,848,744,557.20x = 3,288,008,337,843,301,888
  5. Step 5: Solve for x
    x = 3,288,008,337,843,301,888/1,848,744,557.20
  6. Step 6: Final answer
    x = 1,778,508,731.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.